Finding the Fourth Proportional to 303,249.42, 453,993.12 and 176,502.78
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Solution
The fourth proportional to 303,249.42, 453,993.12 and 176,502.78 is: 264,241.39
Step by Step Solution
- Step 1: Write the proportion equation
303,249.42 : 453,993.12 = 176,502.78 : x - Step 2: Convert to fraction form
303,249.42/453,993.12 = 176,502.78/x - Step 3: Cross multiply
303,249.42x = 453,993.12 × 176,502.78 - Step 4: Simplify right side
303,249.42x = 80,131,047,780.87 - Step 5: Solve for x
x = 80,131,047,780.87/303,249.42 - Step 6: Final answer
x = 264,241.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.